2 . O P E R A T I N G T H E E Q U I P M E N T - C Pa C O N T R O L L E R; Performance Settings - BPC DUPLEX 250 Easy Use, Maintenance And Installation Manual

2 . O p e r a t i n g t h e e q u i p m e n t – C PA c o n t r o l l e r
The equipment operated using a CPA controller with touch-screen display.
Description of functions:
 Controls are divided into user and servicing sections (accessible by service technicians only).
 Ventilation capacity can be set in a range of 0-100 %.
 Options to switch on the air reheater, air preheater and shut-off damper servo drive.
 Control in manual mode or via separate weekly programs for ventilation capacity and air reheating.
 Additional operating mode "Party" (a temporary increase in capacity) and "Holiday" (temporary ventilation switch-off).
An option to control ventilation automatically by external sensors (air quality, CO

An option to start increased ventilation using external switches, e.g. in the bathroom or toilet.

An option to limit maximum and minimum ventilation capacity.

Displays the current room temperature and operating mode.

Alerts to the need for air filter replacement.

Description of controls:
Short press – general controls and parameter settings

Long press (3 s) of the ventilation capacity symbol – quick operation on / off

Long press (5 s) at the top of the display – entering the service menu


Performance settings

2.1.
When a CPA controller is used for controlling and programming, the capacity is shown (displayed) in per cents of the maximum.
The table shows approximate air flow rates (m
DUPLEX
Off
EASY
250 OFF
300 OFF
400
OFF
3 /h); they may vary depending on the duct network.
0 10%
Unit responds to
sensors and external 20
inputs
Unit responds to
sensors and external 20
inputs
Unit responds to
sensors and external 30
inputs
, relative humidity etc.).
2
Display:
1. Time
2. Alerts (e.g. the need for filter replacement)
3. Date
4. Current room temperature
5. Air reheating indication (if the system includes a
reheater)
6. Ventilation capacity setting in %
7. Selected operating mode
20% 30% 40% 50%
35 95 120 155
40 110 160 200
50 140 200 260
3
60% 70% 80% 90%
180 200 220 240
230 250 275 305
300 320 350 380
100%
250
315
400